var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var ejs =require('ejs');

var index = require('./routes/index');
var login = require('./routes/login.js');
var register = require('./routes/register.js');
var updatestate =require('./routes/updatestate.js')
var home = require('./routes/home.js')
var patient = require('./routes/patient.js')
var md5=require('./tools/md5.js');

var app = express();

app.all('*', (req, res, next) => {
  const origin = req.headers.origin;
  res.header('Access-Control-Allow-Origin', origin);
  res.header('Access-Control-Expose-Headers', 'Set-Cookie');
  res.header('Access-Control-Allow-Headers',  'Content-Type,withCredentials,hasLogin,studentNumber, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild');
  res.header('Access-Control-Allow-Credentials', 'true');
  res.header('Access-Control-Allow-Methods', 'GET, POST, PUT, OPTIONS, DELETE');
  res.header('Access-Control-Max-Age', '1728000');
  next();
});



// view engine setup
app.set('views', path.join(__dirname, 'dist'));
app.engine('.html',ejs.__express);
app.set('view engine', 'html');

app.use(express.static(path.join(__dirname, 'dist'))) 

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
// app.use(express.static(path.join(__dirname, 'public')));


// app.all('*', (req, res, next) => {
//   let url = req.originalUrl;
//   let hasLogin=req.cookies.hasLogin
//   let nUserNum=req.cookies.nUserNum
//   console.log("11111111111111:"+hasLogin+"==="+md5(1))
//   if (hasLogin!=md5(1)) {
//     res.clearCookie('hasLogin');
//     res.clearCookie('nUserNum');
//     console.log("============================")
//     if (url == "/login") {
//       next();
//     }
//     next();
//   }else{
//     if (nUserNum=='') {
//       res.clearCookie('hasLogin');
//       res.clearCookie('nUserNum');
//       console.log("+++++++++++++++++++++++++++")
//       next();
//     }
//   next();
//   }
// });

app.use('/', index);
app.use('/login', login);
app.use('/register', register);
app.use('/updatestate',updatestate)
app.use('/home',home)
app.use('/patient',patient)

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});



module.exports = app;
